Home / 1,005,267.56-1,387,283.30-546,382

Finding the Fourth Proportional to 1,005,267.56, 1,387,283.30 and 546,382

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Solution

The fourth proportional to 1,005,267.56, 1,387,283.30 and 546,382 is: 754,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,267.56 : 1,387,283.30 = 546,382 : x
  2. Step 2: Convert to fraction form
    1,005,267.56/1,387,283.30 = 546,382/x
  3. Step 3: Cross multiply
    1,005,267.56x = 1,387,283.30 × 546,382
  4. Step 4: Simplify right side
    1,005,267.56x = 757,986,624,020.60
  5. Step 5: Solve for x
    x = 757,986,624,020.60/1,005,267.56
  6. Step 6: Final answer
    x = 754,014.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.